<!DOCTYPE html>
<html lang="en">

    <head>

        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>上机考试系统</title>

        <!-- CSS -->
        <link rel="stylesheet" href="http://fonts.googleapis.com/css?family=Roboto:400,100,300,500">
        <link rel="stylesheet" href="assets/bootstrap/css/bootstrap.min.css">
        <link rel="stylesheet" href="assets/font-awesome/css/font-awesome.min.css">
		<link rel="stylesheet" href="assets/css/form-elements.css">
        <link rel="stylesheet" href="assets/css/style.css">

        <!-- HTML5 Shim and Respond.js IE8 support of HTML5 elements and media queries -->
        <!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
        <!--[if lt IE 9]>
            <script src="https://oss.maxcdn.com/libs/html5shiv/3.7.0/html5shiv.js"></script>
            <script src="https://oss.maxcdn.com/libs/respond.js/1.4.2/respond.min.js"></script>
        <![endif]-->

        <!-- Favicon and touch icons -->
        <link rel="shortcut icon" href="assets/ico/favicon.png">
        <link rel="apple-touch-icon-precomposed" sizes="144x144" href="assets/ico/apple-touch-icon-144-precomposed.png">
        <link rel="apple-touch-icon-precomposed" sizes="114x114" href="assets/ico/apple-touch-icon-114-precomposed.png">
        <link rel="apple-touch-icon-precomposed" sizes="72x72" href="assets/ico/apple-touch-icon-72-precomposed.png">
        <link rel="apple-touch-icon-precomposed" href="assets/ico/apple-touch-icon-57-precomposed.png">

    </head>

    <body>

        <!-- Top content -->
        <div class="top-content">
        	
            <div class="inner-bg">
                <div class="container">
                    <div class="row">
                        <div class="col-sm-8 col-sm-offset-2 text">
                            <h1><strong>上机考试系统</strong></h1>
                            <div class="description">
                            	<p>
	                            	该系统的主要目标是通过绑定ip地址的方式控制学生登录，从而保证参加考试的学生必须独立完成并提交程序，杜绝代别人提交的情况。
                            	</p>
                            </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col-sm-6 col-sm-offset-3 form-box">
                        	<div class="form-top">
                        		<div class="form-top-left">
                        			<h3>登录</h3>
                            		<p>输入账号密码</p>
                        		</div>
                        		<div class="form-top-right">
                        			<i class="fa fa-key"></i>
                        		</div>
                            </div>
                            <div class="form-bottom">
			                    <form role="form" action="LoginServlet" method="post" class="login-form">
			                    	<div class="form-group">
			                    		<label class="sr-only" for="form-username">Username</label>
			                        	<input type="text" name="studentNumber" placeholder="Username..." class="form-username form-control" id="form-username">
			                        </div>
			                        <div class="form-group">
			                        	<label class="sr-only" for="form-password">Password</label>
			                        	<input type="password" name="password" placeholder="Password..." class="form-password form-control" id="form-password">
			                        </div>
			                        <div id="display">
										<label class="radio-inline">
											<input type="radio" name="identity" id="inlineRadio1" checked="true" value="student"> 学生
										</label>
										<label class="radio-inline">
										  	<input type="radio" name="identity" id="inlineRadio2" value="teacher"> 教师
										</label>
										<label class="radio-inline">
										  	<input type="radio" name="identity" id="inlineRadio3" value="admin"> 管理员
										</label>
									</div>
			                        <button id="submit" type="submit" class="btn">登录</button>
			                    </form>
		                    </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col-sm-6 col-sm-offset-3 social-login">
                        	<h3>登录角色选项</h3>
                        	<div class="social-login-buttons">
	                        	<a class="btn btn-link-1 btn-link-1-facebook">学生</a>
	                        	<a class="btn btn-link-1 btn-link-1-twitter">教师</a>
	                        	<a class="btn btn-link-1 btn-link-1-google-plus">管理员</a>
                        	</div>
                        </div>
                    </div>
                </div>
            </div>
            
        </div>


        <!-- Javascript -->
        <script src="assets/js/jquery-1.11.1.min.js"></script>
        <script src="assets/bootstrap/js/bootstrap.min.js"></script>
        <script src="assets/js/jquery.backstretch.min.js"></script>
        <script src="assets/js/scripts.js"></script>
        
        <!--[if lt IE 10]>
            <script src="assets/js/placeholder.js"></script>
        <![endif]-->
	<script>
    $(document).ready(function (e) {
        var counter = 0;
        if (window.history && window.history.pushState) {
            $(window).on('popstate', function () {
                window.history.pushState('forward', null, '#');
                window.history.forward(1);
                // alert("不可回退");  //如果需在弹框就有它
                self.location="orderinfo.html"; //如查需要跳转页面就用它
            });
        }
 
        window.history.pushState('forward', null, '#'); //在IE中必须得有这两行
        window.history.forward(1);
    });
</script>
    </body>

</html>